This is Cynthia Ann Parker she was a captive to the Comanches. She was born to her family between June 2, 1824 and May 31, 1825. When Cynthia was about 9 or 10 her family moved to Central Texas and had built Fort Parker on the headwaters.
The Newspaper Article
On may 19, 1936 a very large force of Comanche warriors accompanied by Kiowa and Kichai allies attacked the fort and killed several of its inhabitants. During this raid the Comanches seized 5 captives including Cynthia Ann. The others were eventually released but Cynthia was not, and she remained with the Indians for about 25 year.
In the mid 1840's her brother John Parker, had also been captured with Cynthia, he asked her to return to their white family, but he didn't want to, explaining that she loved her husband and children too much to leave them. She has also reject something that have came up before and just one being Victor Rose an Indian trader she rejected his invitation to accompany him back to white settlements. So her brother was not the reason it was really because she didn't want to leave her family that she had created there.
A newspaper in April 29, 1846, describes an encounter of Col. Leonard G. Williams's trading party with Cynthia, who has camped on the Canadian River with the Comanche Indians.